Home / 930,733.81-1,394,919.73-481,370.92

Finding the Fourth Proportional to 930,733.81, 1,394,919.73 and 481,370.92

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Solution

The fourth proportional to 930,733.81, 1,394,919.73 and 481,370.92 is: 721,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,733.81 : 1,394,919.73 = 481,370.92 : x
  2. Step 2: Convert to fraction form
    930,733.81/1,394,919.73 = 481,370.92/x
  3. Step 3: Cross multiply
    930,733.81x = 1,394,919.73 × 481,370.92
  4. Step 4: Simplify right side
    930,733.81x = 671,473,790,870.67
  5. Step 5: Solve for x
    x = 671,473,790,870.67/930,733.81
  6. Step 6: Final answer
    x = 721,445.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.